Cangzhou Dahua: The company's stock has risen by over 20% for three consecutive days.

Announcement from Cangzhou Dahua: The company's stock experienced abnormal fluctuations with a cumulative deviation of 20% in the closing prices on July 16th, 17th, and 18th, 2025. The company conducted a self-inspection and confirmed with the controlling shareholder and actual controller that as of the disclosure date of this announcement, there is no significant information that should be disclosed but has not been disclosed. The company advises investors to pay attention to the risks of trading on the secondary market, make rational decisions, and invest prudently.